KF33BD-TR STMicroelectronics, KF33BD-TR Datasheet - Page 11

• Manufacturer Part Number: KF33BD-TR
• Description: IC REG VLDO 3.3V INHIB 8-SOIC
• Manufacturer: STMicroelectronics

Specifications of KF33BD-TR

• Regulator Topology: Positive Fixed
• Voltage - Output: 3.3V
• Voltage - Input: Up to 20V
• Voltage - Dropout (typical): 0.4V @ 500mA
• Number Of Regulators: 1
• Current - Output: 500mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 20 V
• Output Voltage: 3.3 V
• Output Type: Fixed
• Dropout Voltage (max): 0.35 V
• Output Current: 500 mA
• Line Regulation: 12 mV
• Load Regulation: 50 mV
• Voltage Regulation Accuracy: 2 %
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Primary Input Voltage: 5.3V
• Output Voltage Fixed: 3.3V
• Dropout Voltage Vdo: 400mV
• No. Of Pins: 8
• Voltage Regulator Case Style: SOIC
• Operating Temperature Range: -40°C To +85°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-7757-2; KF33BD-TR

Table 9.
Symbol
SVR
ΔV
ΔV
V
C
V
eN
V
V
V
I
I
I
O
d
IH
O
IL
I
O
d
I
O
O
Output voltage
Operating input voltage
Output current limit
Line regulation
Load regulation
Quiescent current
Supply voltage rejection
Output noise voltage
Dropout voltage
Control input logic low
Control input logic high
Control input current
Output bypass
capacitance
Electrical characteristics for KF80 (refer to the test circuits, T
C
O
= 2.2 µF unless otherwise specified.)
Parameter
I
B = 10 Hz to 100 KHz
I
I
I
V
V
V
V
V
I
I
T
T
V
ESR = 0.1 to 10 Ω , I
O
O
O
O
O
O
a
a
I
I
I
I
I
I
= 200 mA
= 500 mA
= 50 mA, V
= 500 mA
= 9 to 20 V, I
= 9.3 V, I
= 9 to 20V, I
= 9.3 to 20V, I
= 9 V
= 5 mA, V
= 6 V, V
= 50 mA, V
= -40 to 125°C
= -40 to 125°C
C
O
Test conditions
I
= 6 V
= 5 to 500 mA
I
= 10 ± 1 V
I
O
= 10 V
= 10 V, T
O
= 0mA
O
= 5 mA
=500mA
O
= 0 to 500 mA
a
= -25 to 85°C
ON MODE
OFF MODE
f = 120 Hz
f = 1 kHz
f = 10 kHz
Min.
7.84
7.68
J
2
2
= 25 °C, C
Typ.
0.7
0.2
0.4
70
72
67
60
50
10
10
8
1
4
2
I
= 0.1 µF,
Max.
8.16
0.35
8.32
140
1.5
0.7
0.8
20
24
50
12
Unit
mV
mV
mA
µA
dB
µV
µA
µF
11/20
V
V
A
V
V
V